#!/usr/bin/node

//const log = console.log,
//    info = process.argv[2];

//let buf = new Buffer(info,'base64');
//let usr = buf.toString('utf8').split(':');

//log(`usr: ${usr[0]}`);
//log(`pwd: ${usr[1]}`);


if(process.argv.length !== 3) {
  console.error('命令行格式：cmd base64_string');
  process.exit(1);
}

const buf = new Buffer(process.argv[2], 'base64');
const info = buf.toString('utf8').split(':');

if(info.length !== 2) {
  console.error('信息有误！');
  process.exit(2);
}

console.log('user name: %s\npassword: %s', info[0], info[1]);

